ReversingLabs is hiring a

Backend Software Engineer

Zagreb, Croatia

At ReversingLabs, our software supply chain security and threat intelligence solutions have become essential to advancing cybersecurity maturity around the globe. We're on a journey to expand adoption and accelerate growth by hiring top talent across the security industry.

Notable breaches such as SolarWinds, CircleCI and 3CX have elevated software supply chain security as a top initiative across every organization developing or purchasing software. Only ReversingLabs delivers the software package analysis speed and intelligence needed to protect against this critical area of risk.

Our vision is clear. Arming every company with end-to-end insights to ensure development releases securely, IT purchases safely, and the SOC can effectively detect, isolate and respond. We are seeking extraordinary talent for this game-changing opportunity to help forge this transformational journey at ReversingLabs.

ReversingLabs TitaniumCloud and Analytics team is a group of experts responsible for the development and maintenance of distributed systems based on our microservice architecture called TitaniumCloud.

Our systems boast the following features:

  • 550+ high performance servers
  • Processing 60+ million input files per day
  • Generating 3+ billion new records every day
  • Generating 3+ billion logs per day
  • Database with 10^12 records
  • Serving 500+ million client requests per day

As a member of our TitaniumCloud and Analytics team, you will face challenges related to:

  • Architecture of distributed systems
  • Microservice architecture
  • Real-time processing, storing and reach of large amounts of data

Your tasks and responsibilities will include:

  • Development of in-house technologies and tools
  • Design, building, and maintenance of efficient, reusable, and reliable Python code
  • Identifying bottlenecks,bugs, and devising solutions to those problems
  • Providing expertise and guidance in setting standards, choosing tools and libraries, etc.
  • Performing code reviews

Are you ready to rise to the challenge, improve your skills, and contribute to a team where success has no boundaries?

*For this position we are only considering candidates that are already based in Croatia!


  • Experience in working with GNU/Linux-based OS
  • Experience with Python, Java, or similar programming language(s)
  • B.S. or M.S. degree in a related field
  • 2+ years of professional experience
  • Positive attitude towards teamwork, constant learning, and adapting to new circumstance

Desirable Qualifications:

  • Knowledge of development using Flask or other Python web frameworks
  • Track record of contributing to open source projects
  • Knowledge of RabbitMQ or similar MQ systems and asynchronous communication between services
  • Knowledge of containerization technologies like Docker/Kubernetes
  • Knowledge of PostgreSQL or other SQL databases
  • Knowledge of Influx/TICK stack + Grafana or other system monitoring stack(s)
  • Knowledge of Git or similar version control systems
  • Knowledge of architecture of distributed systems


  • Hybrid work options (paid accommodation & transportation to Zagreb during onboarding for remote employees)
  • Flexible working hours
  • Generous compensation and a bonus system based on annual performance
  • Hefty personal education budget and possibility to attend leading conferences and seminars in the field
  • Company library and possibility to order books of choice via Amazon
  • Permanent contract in a fast-growing global company with Fortune 500 & governmental agencies as clients
  • Challenging projects in a dynamic, collaborative team
  • Great career advancement opportunities - clear goals & internal promotions
  • Employee referral bonus program: EUR 1,060 net for junior position, EUR 2,123 net for mid to senior positions, and EUR 2,654 net for principal/managerial positions
  • Multisport card, annual health checkup, newborn child allowance, rent-cost, and 3rd pillar pension benefits
  • Wellness Weekends - quarterly, company-wide three day weekend, starting with a company paid Friday off for all employees
  • Fully covered car garage in Radnička cesta for all employees


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